Home / 13,268.43-19,886.24-6,696.50

Finding the Fourth Proportional to 13,268.43, 19,886.24 and 6,696.50

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Solution

The fourth proportional to 13,268.43, 19,886.24 and 6,696.50 is: 10,036.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,268.43 : 19,886.24 = 6,696.50 : x
  2. Step 2: Convert to fraction form
    13,268.43/19,886.24 = 6,696.50/x
  3. Step 3: Cross multiply
    13,268.43x = 19,886.24 × 6,696.50
  4. Step 4: Simplify right side
    13,268.43x = 133,168,206.16
  5. Step 5: Solve for x
    x = 133,168,206.16/13,268.43
  6. Step 6: Final answer
    x = 10,036.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.